🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.1

Radius: 12.1

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.75 AU - 1.03 AU

Year: 551 Days

Day: 7.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 99.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 95,309,797 km

• M1: 150,495 km (0.079 R)
• M2: 560,394 km (0.107 R)
• M3: 1,341,743 km (0.081 R)
• M4: 1,956,142 km (0.103 R)
• M5: 2,620,057 km (0.097 R)
• M6: 3,403,651 km (0.091 R)
• M7: 3,822,824 km (0.114 R)
• M8: 4,322,331 km (0.092 R)
• M9: 4,982,357 km (0.085 R)
• M10: 5,507,146 km (0.119 R)
• M11: 6,565,402 km (0.095 R)
• M12: 7,197,303 km (0.114 R)
• M13: 7,595,682 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.8

Radius: 14.5

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.84 AU - 1.1 AU

Year: 627 Days

Day: 13.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 95,309,797 km

• M1: 181,761 km (0.103 R)
• M2: 651,648 km (0.063 R)
• M3: 1,279,211 km (0.097 R)
• M4: 1,949,111 km (0.079 R)
• M5: 2,643,394 km (0.097 R)
• M6: 3,800,833 km (0.116 R)
• M7: 4,279,247 km (0.057 R)
• M8: 5,256,869 km (0.118 R)
• M9: 5,817,113 km (0.081 R)
• M10: 6,301,661 km (0.046 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.8

Radius: 8.5

Gravity: 13.4 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.52 AU - 1.58 AU

Year: 1266 Days

Day: 13.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 95,309,797 km

• M1: 105,766 km (0.077 R)
• M2: 522,246 km (0.092 R)
• M3: 826,678 km (0.061 R)
• M4: 1,124,078 km (0.086 R)
• M5: 1,777,522 km (0.109 R)
• M6: 2,200,884 km (0.088 R)
• M7: 2,717,296 km (0.073 R)
• M8: 3,011,854 km (0.106 R)
• M9: 3,616,229 km (0.11 R)
• M10: 4,720,710 km (0.072 R)
• M11: 5,736,630 km (0.103 R)
• M12: 7,443,092 km (0.119 R)
• M13: 8,339,333 km (0.116 R)
• M14: 8,874,295 km (0.097 R)
• M15: 9,816,313 km (0.099 R)
• M16: 10,754,441 km (0.049 R)
• M17: 11,861,316 km (0.114 R)
• M18: 13,042,391 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.8

Radius: 12.1

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.51 AU - 2.21 AU

Year: 1664 Days

Day: 12.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 95,309,797 km

• M1: 159,322 km (0.113 R)
• M2: 639,531 km (0.098 R)
• M3: 1,055,263 km (0.097 R)
• M4: 1,466,358 km (0.112 R)
• M5: 2,637,410 km (0.039 R)
• M6: 3,250,313 km (0.093 R)
• M7: 3,672,478 km (0.082 R)
• M8: 5,007,639 km (0.119 R)
• M9: 5,540,357 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977

Radius: 8

Gravity: 15.27 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 9.46 AU - 12.26 AU

Year: 23478 Days

Day: 17.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 95,309,797 km

• M1: 99,483 km (0.11 R)
• M2: 401,969 km (0.089 R)
• M3: 752,477 km (0.082 R)
• M4: 1,335,161 km (0.07 R)
• M5: 1,871,320 km (0.101 R)
• M6: 2,303,508 km (0.103 R)
• M7: 2,774,442 km (0.047 R)
• M8: 3,075,433 km (0.06 R)
• M9: 3,552,201 km (0.091 R)
• M10: 5,040,401 km (0.053 R)
• M11: 6,147,425 km (0.061 R)
• M12: 6,518,428 km (0.097 R)
• M13: 7,882,611 km (0.102 R)
• M14: 10,497,881 km (0.072 R)
• M15: 11,647,241 km (0.088 R)
• M16: 12,434,425 km (0.117 R)
• M17: 15,853,784 km (0.099 R)
• M18: 16,552,705 km (0.115 R)
• M19: 19,753,352 km (0.09 R)
• M20: 20,871,297 km (0.067 R)
• M21: 22,571,925 km (0.116 R)
• M22: 23,568,097 km (0.077 R)
• M23: 32,477,548 km (0.08 R)
• M24: 33,319,635 km (0.116 R)
• M25: 35,933,558 km (0.114 R)
• M26: 39,309,982 km (0.104 R)
• M27: 40,266,361 km (0.094 R)
• M28: 41,565,469 km (0.099 R)
• M29: 43,228,250 km (0.091 R)
• M30: 48,119,651 km (0.05 R)
• M31: 65,648,482 km (0.079 R)
• M32: 66,094,882 km (0.036 R)
• M33: 79,939,268 km (0.077 R)
• M34: 83,286,969 km (0.104 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 149 - 12,875 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit